<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1"><title>Cesium3DTileset - Cesium Documentation</title><!--[if lt IE 9]>
      <script src="javascript/html5.js"></script>
    <![endif]--><link href="styles/jsdoc-default.css" rel="stylesheet"><link href="styles/prism.css" rel="stylesheet"></head><body><div id="main"><h1 class="page-title"><a href="index.html"><img src="Images/CesiumLogo.png" class="cesiumLogo"></a>Cesium3DTileset<div class="titleCenterer"></div></h1><section><header></header><article><div class="container-overview"><div class="nameContainer"><h4 class="name" id="Cesium3DTileset"><a href="#Cesium3DTileset" class="doc-link"></a>new Cesium.Cesium3DTileset<span class="signature">(选项)</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L197">engine/Source/Scene/Cesium3DTileset.js 197</a></div></h4></div><div class="description">一个<a href="https://github.com/CesiumGS/3d-tiles/tree/main/specification">3D Tiles tileset</a>，
用于传输海量异类3D地理空间数据集。<div class="notice">此对象通常不会直接实例化，请使用<a href="Cesium3DTileset.html#.fromUrl"><code>Cesium3DTileset.fromUrl</code></a>.</div></div><table class="params"><thead><tr><th>Name</th><th>Type</th><th class="last">Description</th></tr></thead><tbody><tr><td class="name"><code>options</code></td><td class="type"><span class="param-type"><a href="Cesium3DTileset.html#.ConstructorOptions">Cesium3DTileset.ConstructorOptions</a></span></td><td class="description last">描述初始化选项的对象</td></tr></tbody></table><h5>Throws:</h5><ul><li><div class="param-desc"><span class="param-type"><a href="DeveloperError.html">DeveloperError</a></span>：平铺集必须是3D平铺版本0.0或1.0。</div></li></ul><dl class="details"><h5>Examples:</h5><pre><code class="language-javascript">try {
  const tileset = await Cesium.Cesium3DTileset.fromUrl(
     "http://localhost:8002/tilesets/Seattle/tileset.json"
  );
  scene.primitives.add(tileset);
} catch (error) {
  console.error(`Error creating tileset: ${error}`);
}</code></pre><pre><code class="language-javascript">// Turn on camera collisions with the tileset.
try {
  const tileset = await Cesium.Cesium3DTileset.fromUrl(
     "http://localhost:8002/tilesets/Seattle/tileset.json",
     { enableCollision: true }
  );
  scene.primitives.add(tileset);
} catch (error) {
  console.error(`Error creating tileset: ${error}`);
}</code></pre><pre><code class="language-javascript">// Common setting for the skipLevelOfDetail optimization
const tileset = await Cesium.Cesium3DTileset.fromUrl(
  "http://localhost:8002/tilesets/Seattle/tileset.json", {
     skipLevelOfDetail: true,
     baseScreenSpaceError: 1024,
     skipScreenSpaceErrorFactor: 16,
     skipLevels: 1,
     immediatelyLoadDesiredLevelOfDetail: false,
     loadSiblings: false,
     cullWithChildrenBounds: true
});
scene.primitives.add(tileset);</code></pre><pre><code class="language-javascript">// Common settings for the dynamicScreenSpaceError optimization
const tileset = await Cesium.Cesium3DTileset.fromUrl(
  "http://localhost:8002/tilesets/Seattle/tileset.json", {
     dynamicScreenSpaceError: true,
     dynamicScreenSpaceErrorDensity: 2.0e-4,
     dynamicScreenSpaceErrorFactor: 24.0,
     dynamicScreenSpaceErrorHeightFalloff: 0.25
});
scene.primitives.add(tileset);</code></pre><h5>See:</h5><ul class="see-list"><li><a href="https://github.com/CesiumGS/3d-tiles/tree/main/specification">3D Tiles specification</a></li></ul></dl></div><h3 class="subsection-title">Members</h3><div class="nameContainer"><h4 class="name" id="allTilesLoaded"><a href="#allTilesLoaded" class="doc-link"></a>allTilesLoaded<span class="type-signature">：<a href="Event.html">Event</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L592">engine/Source/Scene/Cesium3DTileset.js 592</a></div></h4></div><div class="description">激发该事件以指示加载了满足此帧的屏幕空间错误的所有磁贴。平铺瓷砖
已为该视图完全加载。<p>此事件在渲染场景后的帧末尾激发。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">new Event()</code><h5>Example:</h5><pre><code class="language-javascript">tileset.allTilesLoaded.addEventListener(function() {
    console.log('All tiles are loaded');
});</code></pre><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileset.html#tilesLoaded">Cesium3DTileset#tilesLoaded</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="asset"><a href="#asset" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>asset<span class="type-signature">：对象</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1126">engine/Source/Scene/Cesium3DTileset.js 1126</a></div></h4></div><div class="description">获取磁贴集的Asset对象属性，该属性包含有关磁贴集的元数据。<p>请参阅<a href="https://github.com/CesiumGS/3d-tiles/tree/main/specification#reference-asset">asset schema reference</a>在3D瓷砖等级库中，提供全套属性。</p></div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="backFaceCulling"><a href="#backFaceCulling" class="doc-link"></a>backFaceCulling<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L834">engine/Source/Scene/Cesium3DTileset.js 834</a></div></h4></div><div class="description">是否剔除背面几何图形。如果为True，则确定背面剔除
由gltf材质的双面属性决定；如果为False，则禁用背面消隐。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">true</code></dl><div class="nameContainer"><h4 class="name" id="basePath"><a href="#basePath" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span><span class="type-signature attribute-deprecated">弃用</span>basePath<span class="type-signature">：字符串</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1229">engine/Source/Scene/Cesium3DTileset.js 1229</a></div></h4></div><div class="description">磁贴集JSON文件中的非绝对路径相对于的基本路径。</div><dl class="details"><p><span class="details-header important">已弃用：</span><span>真的</span></p></dl><div class="nameContainer"><h4 class="name" id="baseScreenSpaceError"><a href="#baseScreenSpaceError" class="doc-link"></a>baseScreenSpaceError<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L746">engine/Source/Scene/Cesium3DTileset.js 746</a></div></h4></div><div class="description">跳过细节级别之前必须达到的屏幕空间错误。<p>仅在以下情况下使用<a href="Cesium3DTileset.html#skipLevelOfDetail"><code>Cesium3DTileset#skipLevelOfDetail</code></a>是<code>true</code>.</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">1024</code></dl><div class="nameContainer"><h4 class="name" id="boundingSphere"><a href="#boundingSphere" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>boundingSphere<span class="type-signature">：<a href="BoundingSphere.html">BoundingSphere</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1601">engine/Source/Scene/Cesium3DTileset.js 1601</a></div></h4></div><div class="description">瓷砖的边界球体。</div><dl class="details"><h5>Example:</h5><pre><code class="language-javascript">const tileset = await Cesium.Cesium3DTileset.fromUrl("http://localhost:8002/tilesets/Seattle/tileset.json");

viewer.scene.primitives.add(tileset);

// Set the camera to view the newly added tileset
viewer.camera.viewBoundingSphere(tileset.boundingSphere, new Cesium.HeadingPitchRange(0, -0.5, 0));</code></pre></dl><div class="nameContainer"><h4 class="name" id="cacheBytes"><a href="#cacheBytes" class="doc-link"></a>cacheBytes<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1487">engine/Source/Scene/Cesium3DTileset.js 1487</a></div></h4></div><div class="description">用于缓存切片的GPU内存量(以字节为单位)。此内存使用量是从
加载的瓷砖的几何体、纹理和批次表纹理。对于点云，此值还
包括每个点元数据。<p>不在视图中的瓷砖将被卸载以强制执行此操作。</p><p>如果减小此值会导致卸载平铺，则会在下一帧中卸载平铺。</p><p>如果切片大小超过<code>cacheBytes</code>需要满足以下条件
所需的屏幕空间误差，由<a href="Cesium3DTileset.html#maximumScreenSpaceError"><code>Cesium3DTileset#maximumScreenSpaceError</code></a>，
对于当前视图，则加载的切片的内存使用量将超过<code>cacheBytes</code>最高可达<code>maximumCacheOverflowBytes</code>。
例如，如果<code>cacheBytes</code>为500000，但为600000字节
的切片才能满足屏幕空间错误，然后是600000字节的切片
可以加载(如果<code>maximumCacheOverflowBytes</code>至少为100000)。
当这些瓷砖从视线中消失时，它们将被卸载。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">536870912</code><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileset.html#totalMemoryUsageInBytes">Cesium3DTileset#totalMemoryUsageInBytes</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="classificationType"><a href="#classificationType" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>classificationType<span class="type-signature">：<a href="global.html#ClassificationType">ClassificationType</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1748">engine/Source/Scene/Cesium3DTileset.js 1748</a></div></h4></div><div class="description">确定是否按此平铺集对地形、3D平铺或两者都进行分类。<p>此选项仅适用于包含批处理3D模型的平铺集，
Gltf内容、几何图形数据或矢量数据。即使在未定义的情况下，向量
几何数据必须以分类的形式进行渲染，并将默认为
在地形和其他3D瓷砖平铺集上渲染。</p><p>启用批处理3D模型和gltf切片集时，有几个
对gltf的要求/限制：</p><ul><li>Gltf不能包含变形目标、外观或动画。</li><li>Gltf不能包含<code>EXT_mesh_gpu_instancing</code>分机。</li><li>只有带有三角形的网格才能用于对其他资源进行分类。</li><li>网眼必须是水密的。</li><li>这个<code>POSITION</code>语义是必需的。</li><li>如果<code>_BATCHID</code>S和索引缓冲区都存在，具有相同批次ID的所有索引必须占用索引缓冲区的连续部分。</li><li>如果<code>_BATCHID</code>S没有索引缓冲区，具有相同批次ID的所有位置必须占用位置缓冲区的连续部分。</li></ul><p></p><p>此外，不支持对点或实例化3D进行分类
模特们。</p><p>接收分类的3D瓷砖或地形必须是不透明的。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">undefined</code><div class="tag-experimental"><h5>Experimental</h5><p>这一功能使用的是3D瓷砖规范的一部分，该规范不是最终版本，如果没有铯的标准弃用政策，可能会发生变化。</p></div></dl><div class="nameContainer"><h4 class="name" id="clippingPlanes"><a href="#clippingPlanes" class="doc-link"></a>clippingPlanes<span class="type-signature">：<a href="ClippingPlaneCollection.html">ClippingPlaneCollection</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1153">engine/Source/Scene/Cesium3DTileset.js 1153</a></div></h4></div><div class="description">这个<a href="ClippingPlaneCollection.html"><code>ClippingPlaneCollection</code></a>用于有选择地禁用渲染平铺集。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="colorBlendAmount"><a href="#colorBlendAmount" class="doc-link"></a>colorBlendAmount<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L543">engine/Source/Scene/Cesium3DTileset.js 543</a></div></h4></div><div class="description">属性时用于在源颜色和要素颜色之间进行线性内插的值<a href="Cesium3DTileset.html#colorBlendMode"><code>Cesium3DTileset#colorBlendMode</code></a>是<code>MIX</code>。
值为0.0将生成源颜色，而值为1.0将生成要素颜色，其间有任何值
从而产生源颜色和特征颜色的混合。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">0.5</code></dl><div class="nameContainer"><h4 class="name" id="colorBlendMode"><a href="#colorBlendMode" class="doc-link"></a>colorBlendMode<span class="type-signature">：<a href="global.html#Cesium3DTileColorBlendMode">Cesium3DTileColorBlendMode</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L533">engine/Source/Scene/Cesium3DTileset.js 533</a></div></h4></div><div class="description">定义从Cs API或声明性样式设置中设置的每个功能颜色如何与中的源颜色混合
原始特征，例如拼贴中的gltf材质或逐点颜色。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">Cesium3DTileColorBlendMode.HIGHLIGHT</code></dl><div class="nameContainer"><h4 class="name" id="cullRequestsWhileMoving"><a href="#cullRequestsWhileMoving" class="doc-link"></a>cullRequestsWhileMoving<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L305">engine/Source/Scene/Cesium3DTileset.js 305</a></div></h4></div><div class="description">优化选项。不要要求瓷砖，因为他们回来时，可能会因为相机的移动而不使用。此优化仅适用于固定平铺集。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">true</code></dl><div class="nameContainer"><h4 class="name" id="cullRequestsWhileMovingMultiplier"><a href="#cullRequestsWhileMovingMultiplier" class="doc-link"></a>cullRequestsWhileMovingMultiplier<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L317">engine/Source/Scene/Cesium3DTileset.js 317</a></div></h4></div><div class="description">优化选项。在移动时剔除请求时使用的乘数。更大的是更激进的扑杀，更小的是不那么激进的扑杀。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">60.0</code></dl><div class="nameContainer"><h4 class="name" id="customShader"><a href="#customShader" class="doc-link"></a>customShader<span class="type-signature">：<a href="CustomShader.html">CustomShader</a>|未定义</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1306">engine/Source/Scene/Cesium3DTileset.js 1306</a></div></h4></div><div class="description">要应用于平铺集中所有平铺的自定义着色器。仅用于
使用以下内容的内容<a href="Model.html"><code>Model</code></a>。将自定义着色器与<a href="Cesium3DTileStyle.html"><code>Cesium3DTileStyle</code></a>可能会导致未定义的行为。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">undefined</code><div class="tag-experimental"><h5>Experimental</h5><p>这一功能使用的是3D瓷砖规范的一部分，该规范不是最终版本，如果没有铯的标准弃用政策，可能会发生变化。</p></div></dl><div class="nameContainer"><h4 class="name" id="debugColorizeTiles"><a href="#debugColorizeTiles" class="doc-link"></a>debugColorizeTiles<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L911">engine/Source/Scene/Cesium3DTileset.js 911</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>如果为True，则为每个拼贴指定随机颜色。这对于可视化很有用
哪些要素属于哪些切片，特别是在哪些要素具有加法细化的情况下
来自父区块的可与来自子区块的特征交错。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="debugFreezeFrame"><a href="#debugFreezeFrame" class="doc-link"></a>debugFreezeFrame<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L898">engine/Source/Scene/Cesium3DTileset.js 898</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>确定是否应仅使用上一帧中的平铺进行渲染。这
有效地将平铺集冻结到上一帧，以便可以进行缩放
出去看看渲染了什么。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="debugShowBoundingVolume"><a href="#debugShowBoundingVolume" class="doc-link"></a>debugShowBoundingVolume<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L948">engine/Source/Scene/Cesium3DTileset.js 948</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>如果为True，则渲染每个可见平铺的边界体积。包围体是
如果瓷砖有内容边界体积或为空，则为白色；否则为红色。不符合要求的瓷砖
屏幕空间错误，并且仍在提炼它们的后代都是黄色的。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="debugShowContentBoundingVolume"><a href="#debugShowContentBoundingVolume" class="doc-link"></a>debugShowContentBoundingVolume<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L963">engine/Source/Scene/Cesium3DTileset.js 963</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>如果为True，则渲染每个可见瓷砖内容的边界体积。包围体是
如果瓷砖具有内容边界体积，则为蓝色；否则为红色。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="debugShowGeometricError"><a href="#debugShowGeometricError" class="doc-link"></a>debugShowGeometricError<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1000">engine/Source/Scene/Cesium3DTileset.js 1000</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>如果为True，则绘制标签以指示每个平铺的几何误差。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="debugShowMemoryUsage"><a href="#debugShowMemoryUsage" class="doc-link"></a>debugShowMemoryUsage<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1028">engine/Source/Scene/Cesium3DTileset.js 1028</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>为True时，绘制标签以指示每个平铺的几何图形和纹理内存使用情况。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="debugShowRenderingStatistics"><a href="#debugShowRenderingStatistics" class="doc-link"></a>debugShowRenderingStatistics<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1014">engine/Source/Scene/Cesium3DTileset.js 1014</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>如果为True，则绘制标签以指示每个平铺的命令、点、三角形和要素的数量。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="debugShowUrl"><a href="#debugShowUrl" class="doc-link"></a>debugShowUrl<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1039">engine/Source/Scene/Cesium3DTileset.js 1039</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>如果为True，则绘制标签以指示每个磁贴的URL。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="debugShowViewerRequestVolume"><a href="#debugShowViewerRequestVolume" class="doc-link"></a>debugShowViewerRequestVolume<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L977">engine/Source/Scene/Cesium3DTileset.js 977</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>如果为True，则呈现每个平铺的查看器请求音量。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="debugWireframe"><a href="#debugWireframe" class="doc-link"></a>debugWireframe<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L927">engine/Source/Scene/Cesium3DTileset.js 927</a></div></h4></div><div class="description">此属性仅用于调试；它不针对生产用途进行优化。<p>如果为True，则将每个平铺的内容呈现为线框。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="disableCollision"><a href="#disableCollision" class="doc-link"></a><span class="type-signature attribute-deprecated">弃用</span>disableCollision<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1095">engine/Source/Scene/Cesium3DTileset.js 1095</a></div></h4></div><div class="description">是否关闭摄影机碰撞或拾取的碰撞。虽然这是<code>true</code>在以下情况下，相机将被允许进入或低于切片集曲面<a href="ScreenSpaceCameraController.html#enableCollisionDetection"><code>ScreenSpaceCameraController#enableCollisionDetection</code></a>是真的。</div><dl class="details"><p><span class="details-header important">已弃用：</span><span>真的</span></p><span class="details-header">默认值：</span><code class="language-javascript">true</code></dl><div class="nameContainer"><h4 class="name" id="dynamicScreenSpaceError"><a href="#dynamicScreenSpaceError" class="doc-link"></a>dynamicScreenSpaceError<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L395">engine/Source/Scene/Cesium3DTileset.js 395</a></div></h4></div><div class="description">优化选项。对于街道级别的地平线视图，请使用远离摄影机的较低分辨率的平铺。这会减少
加载的数据量，并在距离较远的视觉质量略有下降的情况下改善了平铺集加载时间。<p>当相机靠近平铺集的地平面并查看
地平线。此外，对于像长方体和面域这样的紧密拟合边界体积，结果更加准确。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">true</code></dl><div class="nameContainer"><h4 class="name" id="dynamicScreenSpaceErrorDensity"><a href="#dynamicScreenSpaceErrorDensity" class="doc-link"></a>dynamicScreenSpaceErrorDensity<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L461">engine/Source/Scene/Cesium3DTileset.js 461</a></div></h4></div><div class="description">类似于<a href="Fog.html#density"><code>Fog#density</code></a>，此选项控制摄像机距离，<a href="Cesium3DTileset.html#dynamicScreenSpaceError"><code>Cesium3DTileset#dynamicScreenSpaceError</code></a>最优化适用。较大的值将导致更靠近摄影机的瓷砖受到影响。该值必须为
非负数。<p>此优化的工作原理是通过像钟形曲线一样滚动平铺屏幕空间误差(SSE)与相机距离。
这具有选择远离摄影机的较低分辨率平铺的效果。在摄像机附近，没有任何调整
制造。对于更远的瓷砖，SSE最高可减少<a href="Cesium3DTileset.html#dynamicScreenSpaceErrorFactor"><code>Cesium3DTileset#dynamicScreenSpaceErrorFactor</code></a>(以误差像素测量)。</p><p>增加密度会使钟形曲线变窄，因此更靠近摄影机的平铺会受到影响。这是类比的
把雾移到离相机更近的地方。</p><p>当密度为0时，优化不会对平铺集产生影响。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">2.0e-4</code></dl><div class="nameContainer"><h4 class="name" id="dynamicScreenSpaceErrorFactor"><a href="#dynamicScreenSpaceErrorFactor" class="doc-link"></a>dynamicScreenSpaceErrorFactor<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L482">engine/Source/Scene/Cesium3DTileset.js 482</a></div></h4></div><div class="description">一个参数，它控制<a href="Cesium3DTileset.html#dynamicScreenSpaceError"><code>Cesium3DTileset#dynamicScreenSpaceError</code></a>优化
地平线上的瓷砖。较大的值会导致加载较低分辨率的切片，从而略微提高运行时性能
视觉质量下降。该值必须为非负数。<p>更具体地说，此参数表示切片的屏幕空间误差(SSE)的最大平差(以像素为单位
远离摄像机。看见<a href="Cesium3DTileset.html#dynamicScreenSpaceErrorDensity"><code>Cesium3DTileset#dynamicScreenSpaceErrorDensity</code></a>了解更多有关如何
这种优化是可行的。</p><p>当SSE因子设置为0时，优化将不会对平铺集产生任何影响。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">24.0</code></dl><div class="nameContainer"><h4 class="name" id="dynamicScreenSpaceErrorHeightFalloff"><a href="#dynamicScreenSpaceErrorHeightFalloff" class="doc-link"></a>dynamicScreenSpaceErrorHeightFalloff<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L496">engine/Source/Scene/Cesium3DTileset.js 496</a></div></h4></div><div class="description">瓷砖高度的比率，用于确定<a href="Cesium3DTileset.html#dynamicScreenSpaceError"><code>Cesium3DTileset#dynamicScreenSpaceError</code></a>优化。当摄像头低于此高度时，动态屏幕空间误差优化将达到最大
效果，则它将滚动到此值之上。有效值介于0.0和1.0之间。<p></p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">0.25</code></dl><div class="nameContainer"><h4 class="name" id="ellipsoid"><a href="#ellipsoid" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>ellipsoid<span class="type-signature">：<a href="Ellipsoid.html">Ellipsoid</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1762">engine/Source/Scene/Cesium3DTileset.js 1762</a></div></h4></div><div class="description">获取描述地球形状的椭球体。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="enableCollision"><a href="#enableCollision" class="doc-link"></a>enableCollision<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L873">engine/Source/Scene/Cesium3DTileset.js 873</a></div></h4></div><div class="description">如果<code>true</code>，允许摄影机碰撞或拾取的碰撞。虽然这是<code>true</code>如果发生以下情况，则会阻止相机进入或低于切片集曲面<a href="ScreenSpaceCameraController.html#enableCollisionDetection"><code>ScreenSpaceCameraController#enableCollisionDetection</code></a>是真的。如果平铺集包含具有较多顶点的平铺，则这可能会影响性能。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="examineVectorLinesFunction"><a href="#examineVectorLinesFunction" class="doc-link"></a>examineVectorLinesFunction<span class="type-signature">：功能</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1048">engine/Source/Scene/Cesium3DTileset.js 1048</a></div></h4></div><div class="description">用于在向量线被串流时检查它们的函数。</div><dl class="details"><div class="tag-experimental"><h5>Experimental</h5><p>这一功能使用的是3D瓷砖规范的一部分，该规范不是最终版本，如果没有铯的标准弃用政策，可能会发生变化。</p></div></dl><div class="nameContainer"><h4 class="name" id="extensions"><a href="#extensions" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>extensions<span class="type-signature">：对象</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1140">engine/Source/Scene/Cesium3DTileset.js 1140</a></div></h4></div><div class="description">获取磁贴集的扩展对象属性。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="extras"><a href="#extras" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>extras<span class="type-signature">：*</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1834">engine/Source/Scene/Cesium3DTileset.js 1834</a></div></h4></div><div class="description">返回<code>extras</code>属性，该属性包含特定于应用程序的元数据。
退货<code>undefined</code>如果<code>extras</code>并不存在。</div><dl class="details"><h5>See:</h5><ul class="see-list"><li><a href="https://github.com/CesiumGS/3d-tiles/tree/main/specification#specifying-extensions-and-application-specific-extras">Extras in the 3D Tiles specification.</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="featureIdLabel"><a href="#featureIdLabel" class="doc-link"></a>featureIdLabel<span class="type-signature">：字符串</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1941">engine/Source/Scene/Cesium3DTileset.js 1941</a></div></h4></div><div class="description">用于拾取和设置样式的要素ID集的标签。<p>对于EXT_MESH_FEATURES，这是要素ID的标签属性，或
“FeatureID_N”(其中N是FeatureIds数组中的索引)
指定的。EXT_FEATURE_METADATA没有标签字段，因此
要素ID集始终标注为“FeatureID_N”，其中N是中的索引
所有要素ID的列表，其中要素ID属性在前面列出
特征ID纹理。</p><p>如果将FeatureIdLabel设置为整数N，则将其转换为
自动返回字符串“FeatureID_N”。如果每个基元和
存在每个实例的要素ID，实例要素ID采用
优先考虑。</p></div><dl class="details"><div class="tag-experimental"><h5>Experimental</h5><p>这一功能使用的是3D瓷砖规范的一部分，该规范不是最终版本，如果没有铯的标准弃用政策，可能会发生变化。</p></div></dl><div class="nameContainer"><h4 class="name" id="foveatedConeSize"><a href="#foveatedConeSize" class="doc-link"></a>foveatedConeSize<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1778">engine/Source/Scene/Cesium3DTileset.js 1778</a></div></h4></div><div class="description">优化选项。在下列情况下使用<a href="Cesium3DTileset.html#foveatedScreenSpaceError"><code>Cesium3DTileset#foveatedScreenSpaceError</code></a>为True，则控制决定延迟哪些平铺的圆锥体大小。
位于此圆锥体内的瓷砖会立即加载。锥体外的切片可能会根据它们在锥体外的距离以及<a href="Cesium3DTileset.html#foveatedInterpolationCallback"><code>Cesium3DTileset#foveatedInterpolationCallback</code></a>和<a href="Cesium3DTileset.html#foveatedMinimumScreenSpaceErrorRelaxation"><code>Cesium3DTileset#foveatedMinimumScreenSpaceErrorRelaxation</code></a>。
将其设置为0.0意味着圆锥体将是由摄影机位置及其查看方向形成的线。将其设置为1.0意味着圆锥体包围摄影机的整个视野，基本上禁用效果。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">0.3</code></dl><div class="nameContainer"><h4 class="name" id="foveatedInterpolationCallback"><a href="#foveatedInterpolationCallback" class="doc-link"></a>foveatedInterpolationCallback<span class="type-signature">：<a href="Cesium3DTileset.html#.foveatedInterpolationCallback">Cesium3DTileset.foveatedInterpolationCallback</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L424">engine/Source/Scene/Cesium3DTileset.js 424</a></div></h4></div><div class="description">获取或设置一个回调，以控制凹陷圆锥体外的瓷砖的屏幕空间误差增加多少，
在以下之间进行内插<a href="Cesium3DTileset.html#foveatedMinimumScreenSpaceErrorRelaxation"><code>Cesium3DTileset#foveatedMinimumScreenSpaceErrorRelaxation</code></a>和<a href="Cesium3DTileset.html#maximumScreenSpaceError"><code>Cesium3DTileset#maximumScreenSpaceError</code></a>。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="foveatedMinimumScreenSpaceErrorRelaxation"><a href="#foveatedMinimumScreenSpaceErrorRelaxation" class="doc-link"></a>foveatedMinimumScreenSpaceErrorRelaxation<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1801">engine/Source/Scene/Cesium3DTileset.js 1801</a></div></h4></div><div class="description">优化选项。在下列情况下使用<a href="Cesium3DTileset.html#foveatedScreenSpaceError"><code>Cesium3DTileset#foveatedScreenSpaceError</code></a>为True以控制凹面锥体外的瓷砖的起始屏幕空间误差松弛。
屏幕空间错误将从该值开始增加到<a href="Cesium3DTileset.html#maximumScreenSpaceError"><code>Cesium3DTileset#maximumScreenSpaceError</code></a>根据提供的<a href="Cesium3DTileset.html#foveatedInterpolationCallback"><code>Cesium3DTileset#foveatedInterpolationCallback</code></a>。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">0.0</code></dl><div class="nameContainer"><h4 class="name" id="foveatedScreenSpaceError"><a href="#foveatedScreenSpaceError" class="doc-link"></a>foveatedScreenSpaceError<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L408">engine/Source/Scene/Cesium3DTileset.js 408</a></div></h4></div><div class="description">优化选项。通过临时提高屏幕中心的
屏幕边缘的磁贴出现屏幕空间错误。屏幕空间错误一次性恢复正常
屏幕中心的磁贴，由<a href="Cesium3DTileset.html#foveatedConeSize"><code>Cesium3DTileset#foveatedConeSize</code></a>都装上了子弹。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">true</code></dl><div class="nameContainer"><h4 class="name" id="foveatedTimeDelay"><a href="#foveatedTimeDelay" class="doc-link"></a>foveatedTimeDelay<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L438">engine/Source/Scene/Cesium3DTileset.js 438</a></div></h4></div><div class="description">优化选项。在下列情况下使用<a href="Cesium3DTileset.html#foveatedScreenSpaceError"><code>Cesium3DTileset#foveatedScreenSpaceError</code></a>对控制来说是真实的
相机停止移动后，延迟的磁贴开始加载之前等待的时间(秒)。
该时间延迟防止在摄像机移动时请求围绕屏幕边缘的平铺。
将其设置为0.0将立即请求任何给定视图中的所有平铺。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">0.2</code></dl><div class="nameContainer"><h4 class="name" id="imageBasedLighting"><a href="#imageBasedLighting" class="doc-link"></a>imageBasedLighting<span class="type-signature">：<a href="ImageBasedLighting.html">ImageBasedLighting</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1847">engine/Source/Scene/Cesium3DTileset.js 1847</a></div></h4></div><div class="description">用于管理此磁贴集上基于图像的照明的属性。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="immediatelyLoadDesiredLevelOfDetail"><a href="#immediatelyLoadDesiredLevelOfDetail" class="doc-link"></a>immediatelyLoadDesiredLevelOfDetail<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L786">engine/Source/Scene/Cesium3DTileset.js 786</a></div></h4></div><div class="description">为True时，将只下载满足最大屏幕空间错误的磁贴。
跳过系数将被忽略，并且仅加载所需的平铺。<p>仅在以下情况下使用<a href="Cesium3DTileset.html#skipLevelOfDetail"><code>Cesium3DTileset#skipLevelOfDetail</code></a>是<code>true</code>.</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="initialTilesLoaded"><a href="#initialTilesLoaded" class="doc-link"></a>initialTilesLoaded<span class="type-signature">：<a href="Event.html">Event</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L611">engine/Source/Scene/Cesium3DTileset.js 611</a></div></h4></div><div class="description">激发该事件以指示加载了满足此帧的屏幕空间错误的所有磁贴。本次活动
在加载初始视图中的所有平铺时激发一次。<p>此事件在渲染场景后的帧末尾激发。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">new Event()</code><h5>Example:</h5><pre><code class="language-javascript">tileset.initialTilesLoaded.addEventListener(function() {
    console.log('Initial tiles are loaded');
});</code></pre><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileset.html#allTilesLoaded">Cesium3DTileset#allTilesLoaded</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="instanceFeatureIdLabel"><a href="#instanceFeatureIdLabel" class="doc-link"></a>instanceFeatureIdLabel<span class="type-signature">：字符串</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1973">engine/Source/Scene/Cesium3DTileset.js 1973</a></div></h4></div><div class="description">用于拾取和设置样式的实例特征ID集的标签。<p>如果将instanceFeatureIdLabel设置为整数N，则将其转换为
字符串“instanceFeatureID_N”自动返回。
如果同时存在每个基元和每个实例的功能ID，则
实例功能ID优先。</p></div><dl class="details"><div class="tag-experimental"><h5>Experimental</h5><p>这一功能使用的是3D瓷砖规范的一部分，该规范不是最终版本，如果没有铯的标准弃用政策，可能会发生变化。</p></div></dl><div class="nameContainer"><h4 class="name" id="lightColor"><a href="#lightColor" class="doc-link"></a>lightColor<span class="type-signature">：<a href="Cartesian3.html">Cartesian3</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L825">engine/Source/Scene/Cesium3DTileset.js 825</a></div></h4></div><div class="description">对模型进行着色时的灯光颜色。什么时候<code>undefined</code>取而代之的是场景的灯光颜色。<p>例如，通过设置禁用其他光源<code>tileset.imageBasedLighting.imageBasedLightingFactor = new Cartesian2(0.0, 0.0)</code>会让瓷砖变得更黑。在这里，增加光源的强度将使瓷砖更亮。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">undefined</code></dl><div class="nameContainer"><h4 class="name" id="loadProgress"><a href="#loadProgress" class="doc-link"></a>loadProgress<span class="type-signature">：<a href="Event.html">Event</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L573">engine/Source/Scene/Cesium3DTileset.js 573</a></div></h4></div><div class="description">激发该事件以指示加载新磁贴的进度。当新的磁贴发生时激发此事件
当请求的切片下载完成时，以及下载的切片已
已处理并已准备好呈现。<p>挂起的区块请求的数量，<code>numberOfPendingRequests</code>、和瓦片数量
正在处理中，<code>numberOfTilesProcessing</code>传递给事件侦听器。</p><p>此事件在渲染场景后的帧末尾激发。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">new Event()</code><h5>Example:</h5><pre><code class="language-javascript">tileset.loadProgress.addEventListener(function(numberOfPendingRequests, numberOfTilesProcessing) {
    if ((numberOfPendingRequests === 0) &amp;&amp; (numberOfTilesProcessing === 0)) {
        console.log('Stopped loading');
        return;
    }

    console.log(`Loading: requests: ${numberOfPendingRequests}, processing: ${numberOfTilesProcessing}`);
});</code></pre></dl><div class="nameContainer"><h4 class="name" id="loadSiblings"><a href="#loadSiblings" class="doc-link"></a>loadSiblings<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L801">engine/Source/Scene/Cesium3DTileset.js 801</a></div></h4></div><div class="description">确定在遍历过程中是否始终下载可见平铺的同级。
这可能有助于确保当查看者向左/向右转时平铺已经可用。<p>仅在以下情况下使用<a href="Cesium3DTileset.html#skipLevelOfDetail"><code>Cesium3DTileset#skipLevelOfDetail</code></a>是<code>true</code>.</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="maximumCacheOverflowBytes"><a href="#maximumCacheOverflowBytes" class="doc-link"></a>maximumCacheOverflowBytes<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1519">engine/Source/Scene/Cesium3DTileset.js 1519</a></div></h4></div><div class="description">将用于缓存磁贴的最大附加GPU内存量(字节)。<p>如果切片大小超过<code>cacheBytes</code>加<code>maximumCacheOverflowBytes</code>以满足所需的屏幕空间误差，该误差由<a href="Cesium3DTileset.html#maximumScreenSpaceError"><code>Cesium3DTileset#maximumScreenSpaceError</code></a>对于当前视图，则<code>Cesium3DTileset#memoryAdjustedScreenSpaceError</code>将进行调整
直到满足调整后的屏幕空间误差所需的平铺块使用较少
比<code>cacheBytes</code>加<code>maximumCacheOverflowBytes</code>.</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">536870912</code><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileset.html#totalMemoryUsageInBytes">Cesium3DTileset#totalMemoryUsageInBytes</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="maximumScreenSpaceError"><a href="#maximumScreenSpaceError" class="doc-link"></a>maximumScreenSpaceError<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1440">engine/Source/Scene/Cesium3DTileset.js 1440</a></div></h4></div><div class="description">用于驱动细节级别细化的最大屏幕空间误差。该值有助于确定切片何时
精炼到其后代，因此在平衡性能和视觉质量方面发挥着重要作用。<p>切片的屏幕空间误差大致相当于如果一个球体具有
半径等于瓷砖的半径<b>几何误差</b>被渲染到瓷砖的位置。如果此值超过<code>maximumScreenSpaceError</code>这块瓷砖会传给它的后代。</p><p>根据瓷砖的不同，<code>maximumScreenSpaceError</code>可能需要进行微调，以实现正确的平衡。
值越高，性能越好，但视觉质量越差。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">16</code></dl><div class="nameContainer"><h4 class="name" id="modelMatrix"><a href="#modelMatrix" class="doc-link"></a>modelMatrix<span class="type-signature">：<a href="Matrix4.html">Matrix4</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1626">engine/Source/Scene/Cesium3DTileset.js 1626</a></div></h4></div><div class="description">变换整个平铺集的4x4变换矩阵。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">Matrix4.IDENTITY</code><h5>Example:</h5><pre><code class="language-javascript">// Adjust a tileset's height from the globe's surface.
const heightOffset = 20.0;
const boundingSphere = tileset.boundingSphere;
const cartographic = Cesium.Cartographic.fromCartesian(boundingSphere.center);
const surface = Cesium.Cartesian3.fromRadians(cartographic.longitude, cartographic.latitude, 0.0);
const offset = Cesium.Cartesian3.fromRadians(cartographic.longitude, cartographic.latitude, heightOffset);
const translation = Cesium.Cartesian3.subtract(offset, surface, new Cesium.Cartesian3());
tileset.modelMatrix = Cesium.Matrix4.fromTranslation(translation);</code></pre></dl><div class="nameContainer"><h4 class="name" id="outlineColor"><a href="#outlineColor" class="doc-link"></a>outlineColor<span class="type-signature">：<a href="Color.html">Color</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L854">engine/Source/Scene/Cesium3DTileset.js 854</a></div></h4></div><div class="description">渲染轮廓时使用的颜色。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">Color.BLACK</code></dl><div class="nameContainer"><h4 class="name" id="pointCloudShading"><a href="#pointCloudShading" class="doc-link"></a>pointCloudShading<span class="type-signature">：<a href="PointCloudShading.html">PointCloudShading</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1559">engine/Source/Scene/Cesium3DTileset.js 1559</a></div></h4></div><div class="description">基于几何误差和眼罩照明的控制点大小的选项。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="preferLeaves"><a href="#preferLeaves" class="doc-link"></a>preferLeaves<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L340">engine/Source/Scene/Cesium3DTileset.js 340</a></div></h4></div><div class="description">优化选项。最好先装上树叶。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="preloadFlightDestinations"><a href="#preloadFlightDestinations" class="doc-link"></a>preloadFlightDestinations<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L379">engine/Source/Scene/Cesium3DTileset.js 379</a></div></h4></div><div class="description">优化选项。当相机在飞行中时，在相机的飞行目的地取回瓷砖。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">true</code></dl><div class="nameContainer"><h4 class="name" id="preloadWhenHidden"><a href="#preloadWhenHidden" class="doc-link"></a>preloadWhenHidden<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L371">engine/Source/Scene/Cesium3DTileset.js 371</a></div></h4></div><div class="description">在以下情况下预加载分片<code>tileset.show</code>是<code>false</code>。加载平铺，就像平铺集可见但不渲染它们一样。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="progressiveResolutionHeightFraction"><a href="#progressiveResolutionHeightFraction" class="doc-link"></a>progressiveResolutionHeightFraction<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L328">engine/Source/Scene/Cesium3DTileset.js 328</a></div></h4></div><div class="description">优化选项。如果介于(0.0，0.5]之间，则平铺等于或高于降低的屏幕分辨率的屏幕空间错误<code>progressiveResolutionHeightFraction*screenHeight</code>将首先确定优先级。这可以帮助在继续加载全分辨率瓷砖的同时快速获得瓷砖层。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">0.3</code></dl><div class="nameContainer"><h4 class="name" id="properties"><a href="#properties" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>properties<span class="type-signature">：对象</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1181">engine/Source/Scene/Cesium3DTileset.js 1181</a></div></h4></div><div class="description">获取磁贴集的属性字典对象，该对象包含有关每个功能属性的元数据。<p>请参阅<a href="https://github.com/CesiumGS/3d-tiles/tree/main/specification#reference-properties">properties schema reference</a>在3D瓷砖等级库中，提供全套属性。</p></div><dl class="details"><h5>Example:</h5><pre><code class="language-javascript">console.log(`Maximum building height: ${tileset.properties.height.maximum}`);
console.log(`Minimum building height: ${tileset.properties.height.minimum}`);</code></pre><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileFeature.html#getProperty">Cesium3DTileFeature#getProperty</a></li><li><a href="Cesium3DTileFeature.html#setProperty">Cesium3DTileFeature#setProperty</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="resource"><a href="#resource" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>resource<span class="type-signature">：<a href="Resource.html">Resource</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1214">engine/Source/Scene/Cesium3DTileset.js 1214</a></div></h4></div><div class="description">用于获取切片集JSON文件的资源</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="root"><a href="#root" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>root<span class="type-signature">：<a href="Cesium3DTile.html">Cesium3DTile</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1579">engine/Source/Scene/Cesium3DTileset.js 1579</a></div></h4></div><div class="description">根瓷砖。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="shadows"><a href="#shadows" class="doc-link"></a>shadows<span class="type-signature">：<a href="global.html#ShadowMode">ShadowMode</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L516">engine/Source/Scene/Cesium3DTileset.js 516</a></div></h4></div><div class="description">确定平铺集是投射还是接收来自光源的阴影。<p>启用阴影会影响性能。投射阴影的瓷砖必须渲染两次，一次是从摄影机渲染，另一次是从灯光的角度渲染。</p><p>只有在以下情况下才渲染阴影<a href="Viewer.html#shadows"><code>Viewer#shadows</code></a>是<code>true</code>.</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">ShadowMode.ENABLED</code></dl><div class="nameContainer"><h4 class="name" id="show"><a href="#show" class="doc-link"></a>show<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L524">engine/Source/Scene/Cesium3DTileset.js 524</a></div></h4></div><div class="description">确定是否显示平铺集。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">true</code></dl><div class="nameContainer"><h4 class="name" id="showCreditsOnScreen"><a href="#showCreditsOnScreen" class="doc-link"></a>showCreditsOnScreen<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1909">engine/Source/Scene/Cesium3DTileset.js 1909</a></div></h4></div><div class="description">确定是否在屏幕上显示切片集的制作者名单</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="showOutline"><a href="#showOutline" class="doc-link"></a>showOutline<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L846">engine/Source/Scene/Cesium3DTileset.js 846</a></div></h4></div><div class="description">属性是否显示模型的大纲<a href="https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Vendor/CESIUM_primitive_outline">CESIUM_primitive_outline</a>分机。
如果为True，则显示轮廓。如果为False，则不显示轮廓。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">true</code></dl><div class="nameContainer"><h4 class="name" id="skipLevelOfDetail"><a href="#skipLevelOfDetail" class="doc-link"></a>skipLevelOfDetail<span class="type-signature">：布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L733">engine/Source/Scene/Cesium3DTileset.js 733</a></div></h4></div><div class="description">优化选项。确定在遍历过程中是否应应用细节级别跳过。<p>替换-优化遍历的常见策略是将树的所有级别存储在内存中，并要求
在父级可以优化之前要加载的所有子级。有了这种优化，可以跳过树的优化级别
孩子们完全可以和他们的父母一起被渲染。在以下情况下，磁贴集需要的内存明显更少
使用这种优化。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code></dl><div class="nameContainer"><h4 class="name" id="skipLevels"><a href="#skipLevels" class="doc-link"></a>skipLevels<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L774">engine/Source/Scene/Cesium3DTileset.js 774</a></div></h4></div><div class="description">定义加载平铺时要跳过的最小级别数的常量。当它为0时，不跳过任何级别。
例如，如果瓷砖的级别为1，则不会加载任何瓷砖，除非它们的级别大于2。<p>仅在以下情况下使用<a href="Cesium3DTileset.html#skipLevelOfDetail"><code>Cesium3DTileset#skipLevelOfDetail</code></a>是<code>true</code>.</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">1</code></dl><div class="nameContainer"><h4 class="name" id="skipScreenSpaceErrorFactor"><a href="#skipScreenSpaceErrorFactor" class="doc-link"></a>skipScreenSpaceErrorFactor<span class="type-signature">：编号</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L759">engine/Source/Scene/Cesium3DTileset.js 759</a></div></h4></div><div class="description">定义要跳过的最小屏幕空间误差的乘数。
例如，如果切片的屏幕空间误差为100，则不会加载切片，除非它们
是树叶还是有屏幕空间错误<code>&lt;= 100 / skipScreenSpaceErrorFactor</code>。<p>仅在以下情况下使用<a href="Cesium3DTileset.html#skipLevelOfDetail"><code>Cesium3DTileset#skipLevelOfDetail</code></a>是<code>true</code>.</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">16</code></dl><div class="nameContainer"><h4 class="name" id="splitDirection"><a href="#splitDirection" class="doc-link"></a>splitDirection<span class="type-signature">：<a href="global.html#SplitDirection">SplitDirection</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L862">engine/Source/Scene/Cesium3DTileset.js 862</a></div></h4></div><div class="description">这个<a href="global.html#SplitDirection"><code>SplitDirection</code></a>才能适用于这块瓷砖。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript"><a href="global.html#SplitDirection#.NONE"><code>SplitDirection.NONE</code></a></code></dl><div class="nameContainer"><h4 class="name" id="style"><a href="#style" class="doc-link"></a>style<span class="type-signature">：<a href="Cesium3DTileStyle.html">Cesium3DTileStyle</a>|未定义</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1284">engine/Source/Scene/Cesium3DTileset.js 1284</a></div></h4></div><div class="description">样式，使用<a href="https://github.com/CesiumGS/3d-tiles/tree/main/specification/Styling">3D Tiles Styling language</a>，
应用于平铺集中的每个要素。<p>分配<code>undefined</code>删除该样式，这将恢复视觉效果
未应用任何样式时，平铺集的外观恢复为其默认外观。</p><p>该样式将应用于在<a href="Cesium3DTileset.html#tileVisible"><code>Cesium3DTileset#tileVisible</code></a>事件被引发，因此在<code>tileVisible</code>可以手动设置功能的
应用样式后的属性(例如，颜色和显示)。什么时候
将为其指定新样式，任何手动设置的特性都将被覆盖。</p><p>使用Always“True”条件为所有不是的对象指定颜色
被预先存在的条件覆盖。否则，默认颜色为Cesium.Color.White
将会被使用。同样，使用Always“True”条件指定show属性
用于未被预先存在的条件覆盖的所有对象。否则，
将使用默认显示值TRUE。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">undefined</code><h5>Example:</h5><pre><code class="language-javascript">tileset.style = new Cesium.Cesium3DTileStyle({
   color : {
       conditions : [
           ['${Height} &gt;= 100', 'color("purple", 0.5)'],
           ['${Height} &gt;= 50', 'color("red")'],
           ['true', 'color("blue")']
       ]
   },
   show : '${Height} &gt; 0',
   meta : {
       description : '"Building id ${id} has height ${Height}."'
   }
});</code></pre><h5>See:</h5><ul class="see-list"><li><a href="https://github.com/CesiumGS/3d-tiles/tree/main/specification/Styling">3D Tiles Styling language</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="tileFailed"><a href="#tileFailed" class="doc-link"></a>tileFailed<span class="type-signature">：<a href="Event.html">Event</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L682">engine/Source/Scene/Cesium3DTileset.js 682</a></div></h4></div><div class="description">激发该事件以指示无法加载磁贴的内容。<p>如果没有事件监听器，则会将错误消息记录到控制台。</p><p>传递给监听程序的Error对象包含两个属性：</p><ul><li><code>url</code>：失败磁贴的URL。</li><li><code>message</code>：错误消息。</li></ul><p>如果存在多个内容，则对于每个内部内容引发一次此事件，并伴有错误。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">new Event()</code><h5>Example:</h5><pre><code class="language-javascript">tileset.tileFailed.addEventListener(function(error) {
    console.log(`An error occurred loading tile: ${error.url}`);
    console.log(`Error: ${error.message}`);
});</code></pre></dl><div class="nameContainer"><h4 class="name" id="tileLoad"><a href="#tileLoad" class="doc-link"></a>tileLoad<span class="type-signature">：<a href="Event.html">Event</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L632">engine/Source/Scene/Cesium3DTileset.js 632</a></div></h4></div><div class="description">激发该事件以指示已加载磁贴的内容。<p>加载的<a href="Cesium3DTile.html"><code>Cesium3DTile</code></a>传递给事件侦听器。</p><p>此事件在渲染帧时的tiltdown遍历期间激发
使得对瓦片的更新在同一帧中生效。  不要创建或修改
事件侦听器期间的铯实体或基元。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">new Event()</code><h5>Example:</h5><pre><code class="language-javascript">tileset.tileLoad.addEventListener(function(tile) {
    console.log('A tile was loaded.');
});</code></pre></dl><div class="nameContainer"><h4 class="name" id="tilesLoaded"><a href="#tilesLoaded" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>tilesLoaded<span class="type-signature">：boolean</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1200">engine/Source/Scene/Cesium3DTileset.js 1200</a></div></h4></div><div class="description">当<code>true</code>，加载满足此帧的屏幕空间误差的所有图块。该tiltlanes是
为这个观点而准备的。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileset.html#allTilesLoaded">Cesium3DTileset#allTilesLoaded</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="tileUnload"><a href="#tileUnload" class="doc-link"></a>tileUnload<span class="type-signature">：<a href="Event.html">Event</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L656">engine/Source/Scene/Cesium3DTileset.js 656</a></div></h4></div><div class="description">激发该事件以指示已卸载磁贴的内容。<p>无负载<a href="Cesium3DTile.html"><code>Cesium3DTile</code></a>传递给事件侦听器。</p><p>此事件将在帧被加载时卸载切片内容之前立即触发
渲染，使得事件监听器可以访问图块的内容。  不要创建
或在事件侦听器期间修改Cesium实体或原语。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">new Event()</code><h5>Example:</h5><pre><code class="language-javascript">tileset.tileUnload.addEventListener(function(tile) {
    console.log('A tile was unloaded from the cache.');
});</code></pre><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileset.html#cacheBytes">Cesium3DTileset#cacheBytes</a></li><li><a href="Cesium3DTileset.html#trimLoadedTiles">Cesium3DTileset#trimLoadedTiles</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="tileVisible"><a href="#tileVisible" class="doc-link"></a>tileVisible<span class="type-signature">：<a href="Event.html">Event</a></span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L719">engine/Source/Scene/Cesium3DTileset.js 719</a></div></h4></div><div class="description">此事件对帧中的每个可见平铺块触发一次。  这可以用于手动
设计一种倾斜的样式。<p>可见<a href="Cesium3DTile.html"><code>Cesium3DTile</code></a>传递给事件侦听器。</p><p>此事件在渲染帧时的tiltdown遍历期间激发
使得对瓦片的更新在同一帧中生效。  不要创建或修改
事件侦听器期间的铯实体或基元。</p></div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">new Event()</code><h5>Examples:</h5><pre><code class="language-javascript">tileset.tileVisible.addEventListener(function(tile) {
    if (tile.content instanceof Cesium.Model3DTileContent) {
        console.log('A 3D model tile is visible.');
    }
});</code></pre><pre><code class="language-javascript">// Apply a red style and then manually set random colors for every other feature when the tile becomes visible.
tileset.style = new Cesium.Cesium3DTileStyle({
    color : 'color("red")'
});
tileset.tileVisible.addEventListener(function(tile) {
    const content = tile.content;
    const featuresLength = content.featuresLength;
    for (let i = 0; i &lt; featuresLength; i+=2) {
        content.getFeature(i).color = Cesium.Color.fromRandom();
    }
});</code></pre></dl><div class="nameContainer"><h4 class="name" id="timeSinceLoad"><a href="#timeSinceLoad" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>timeSinceLoad<span class="type-signature">：数量</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1643">engine/Source/Scene/Cesium3DTileset.js 1643</a></div></h4></div><div class="description">返回自加载和第一次更新tillable以来的时间（以毫秒为单位）。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="totalMemoryUsageInBytes"><a href="#totalMemoryUsageInBytes" class="doc-link"></a><span class="type-signature attribute-readonly">只读</span>totalMemoryUsageInBytes<span class="type-signature">：数量</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1660">engine/Source/Scene/Cesium3DTileset.js 1660</a></div></h4></div><div class="description">平铺块使用的GPU内存总量（以字节为单位）。该值由
几何图形、纹理、批处理表纹理和加载图块的二进制元数据。</div><dl class="details"><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileset.html#cacheBytes">Cesium3DTileset#cacheBytes</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="vectorClassificationOnly"><a href="#vectorClassificationOnly" class="doc-link"></a>vectorClassificationOnly<span class="type-signature">：boolean</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1878">engine/Source/Scene/Cesium3DTileset.js 1878</a></div></h4></div><div class="description">指示仅应使用平铺的矢量平铺进行分类。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code><div class="tag-experimental"><h5>Experimental</h5><p>这个特性使用了3D Tiles规范的一部分，这不是最终的，并且可能会在没有Cesium标准弃用政策的情况下发生变化。</p></div></dl><div class="nameContainer"><h4 class="name" id="vectorKeepDecodedPositions"><a href="#vectorKeepDecodedPositions" class="doc-link"></a>vectorKeepDecodedPositions<span class="type-signature">：boolean</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L1895">engine/Source/Scene/Cesium3DTileset.js 1895</a></div></h4></div><div class="description">矢量图块是否应在内存中保留解码位置。
这是用来与<code>Cesium3DTileFeature.getPolylinePositions</code>.</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">false</code><div class="tag-experimental"><h5>Experimental</h5><p>这个特性使用了3D Tiles规范的一部分，这不是最终的，并且可能会在没有Cesium标准弃用政策的情况下发生变化。</p></div></dl><h3 class="subsection-title">Methods</h3><div class="nameContainer"><h4 class="name" id=".fromIonAssetId"><a href="#.fromIonAssetId" class="doc-link"></a><span class="type-signature attribute-static">静态</span>Cesium.Cesium3DTileset.fromIonAssetId<span class="signature">（assetId，<span class="optional">选项</span>）</span>→<span class="type-signature returnType">保证&lt;<a href="Cesium3DTileset.html">Cesium3DTileset</a>&gt;</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L2014">engine/Source/Scene/Cesium3DTileset.js 2014</a></div></h4></div><div class="description">创建一个<a href="https://github.com/CesiumGS/3d-tiles/tree/main/specification">3D Tiles tileset</a>、
用于流式传输来自铯离子资产ID的大量异构3D地理空间数据集。</div><table class="params"><thead><tr><th>Name</th><th>Type</th><th class="last">Description</th></tr></thead><tbody><tr><td class="name"><code>assetId</code></td><td class="type"><span class="param-type">number</span></td><td class="description last">铯离子资产ID</td></tr><tr><td class="name"><code>options</code></td><td class="type"><span class="param-type"><a href="Cesium3DTileset.html#.ConstructorOptions">Cesium3DTileset.ConstructorOptions</a></span></td><td class="description last"><span class="optional">任择</span>描述初始化选项的对象</td></tr></tbody></table><h5>Returns:</h5><h5>Throws:</h5><ul><li><div class="param-desc"><span class="param-type"><a href="RuntimeError.html">RuntimeError</a></span>：当倾斜资源版本不是0.0、1.0或1.1时，
或者当tiltbox包含不受支持的所需扩展时。</div></li></ul><dl class="details"><h5>Example:</h5><pre><code class="language-javascript">// Load a Cesium3DTileset with a Cesium ion asset ID of 124624234
try {
  const tileset = await Cesium.Cesium3DTileset.fromIonAssetId(124624234);
  scene.primitives.add(tileset);
} catch (error) {
  console.error(`Error creating tileset: ${error}`);
}</code></pre><h5>See:</h5><ul class="see-list"><li>Cesium3DTileset#fromUrl</li></ul></dl><div class="nameContainer"><h4 class="name" id=".fromUrl"><a href="#.fromUrl" class="doc-link"></a><span class="type-signature attribute-static">静态</span>Cesium.Cesium3DTileset.fromUrl<span class="signature">(url、<span class="optional">选项</span>）</span>→<span class="type-signature returnType">保证&lt;<a href="Cesium3DTileset.html">Cesium3DTileset</a>&gt;</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L2071">engine/Source/Scene/Cesium3DTileset.js 2071</a></div></h4></div><div class="description">创建一个<a href="https://github.com/CesiumGS/3d-tiles/tree/main/specification">3D Tiles tileset</a>、
用于流式传输大量异构3D地理空间数据集。</div><table class="params"><thead><tr><th>Name</th><th>Type</th><th class="last">Description</th></tr></thead><tbody><tr><td class="name"><code>url</code></td><td class="type"><span class="param-type"><a href="Resource.html">Resource</a></span>|<span class="param-type">字符串</span></td><td class="description last">指向一个tillable JSON文件的URL。</td></tr><tr><td class="name"><code>options</code></td><td class="type"><span class="param-type"><a href="Cesium3DTileset.html#.ConstructorOptions">Cesium3DTileset.ConstructorOptions</a></span></td><td class="description last"><span class="optional">任择</span>描述初始化选项的对象</td></tr></tbody></table><h5>Returns:</h5><h5>Throws:</h5><ul><li><div class="param-desc"><span class="param-type"><a href="RuntimeError.html">RuntimeError</a></span>：当倾斜资源版本不是0.0、1.0或1.1时，
或者当tiltbox包含不受支持的所需扩展时。</div></li></ul><dl class="details"><h5>Examples:</h5><pre><code class="language-javascript">try {
  const tileset = await Cesium.Cesium3DTileset.fromUrl(
     "http://localhost:8002/tilesets/Seattle/tileset.json"
  );
  scene.primitives.add(tileset);
} catch (error) {
  console.error(`Error creating tileset: ${error}`);
}</code></pre><pre><code class="language-javascript">// Common setting for the skipLevelOfDetail optimization
const tileset = await Cesium.Cesium3DTileset.fromUrl(
  "http://localhost:8002/tilesets/Seattle/tileset.json", {
     skipLevelOfDetail: true,
     baseScreenSpaceError: 1024,
     skipScreenSpaceErrorFactor: 16,
     skipLevels: 1,
     immediatelyLoadDesiredLevelOfDetail: false,
     loadSiblings: false,
     cullWithChildrenBounds: true
});
scene.primitives.add(tileset);</code></pre><pre><code class="language-javascript">// Common settings for the dynamicScreenSpaceError optimization
const tileset = await Cesium.Cesium3DTileset.fromUrl(
  "http://localhost:8002/tilesets/Seattle/tileset.json", {
     dynamicScreenSpaceError: true,
     dynamicScreenSpaceErrorDensity: 2.0e-4,
     dynamicScreenSpaceErrorFactor: 24.0,
     dynamicScreenSpaceErrorHeightFalloff: 0.25
});
scene.primitives.add(tileset);</code></pre><h5>See:</h5><ul class="see-list"><li>Cesium3DTileset#fromIonAssetId</li></ul></dl><div class="nameContainer"><h4 class="name" id=".loadJson"><a href="#.loadJson" class="doc-link"></a><span class="type-signature attribute-static">静态</span>Cesium.Cesium3DTileset.loadJson<span class="signature">（tilesetUrl）</span>→<span class="type-signature returnType">保证&lt;object&gt;</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L2159">engine/Source/Scene/Cesium3DTileset.js 2159</a></div></h4></div><div class="description">提供一个钩子来覆盖用于请求tiller.json的方法
从远程服务器获取切片集时非常有用</div><table class="params"><thead><tr><th>Name</th><th>Type</th><th class="last">Description</th></tr></thead><tbody><tr><td class="name"><code>tilesetUrl</code></td><td class="type"><span class="param-type"><a href="Resource.html">Resource</a></span>|<span class="param-type">细绳</span></td><td class="description last">要获取的json文件的url。</td></tr></tbody></table><h5>Returns:</h5><div class="param-desc">使用获取的json数据进行解析的承诺。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="destroy"><a href="#destroy" class="doc-link"></a>destroy<span class="signature">()</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L3474">engine/Source/Scene/Cesium3DTileset.js 3474</a></div></h4></div><div class="description">销毁此对象持有的WebGL资源。销毁一个物体允许确定性
释放WebGL资源，而不是依赖垃圾回收器销毁此对象。<br><br>一旦对象被销毁，就不应该使用它；调用除<code>isDestroyed</code>将导致一个<a href="DeveloperError.html"><code>DeveloperError</code></a>例外。因此，
指定返回值(<code>undefined</code>)添加到对象，如本例所示。</div><h5>Throws:</h5><ul><li><div class="param-desc"><span class="param-type"><a href="DeveloperError.html">DeveloperError</a></span>：此对象已销毁，即调用了Destroy()。</div></li></ul><dl class="details"><h5>Example:</h5><pre><code class="language-javascript">tileset = tileset &amp;&amp; tileset.destroy();</code></pre><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileset.html#isDestroyed">Cesium3DTileset#isDestroyed</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="getHeight"><a href="#getHeight" class="doc-link"></a>getHeight<span class="signature">(地图，场景)</span>→<span class="type-signature returnType">数字|未定义</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L3553">engine/Source/Scene/Cesium3DTileset.js 3553</a></div></h4></div><div class="description">获取给定地图上加载的曲面的高度。此函数将只考虑加载的平铺的网格，而不一定考虑可用于平铺集的最详细的平铺。对点云进行采样时，此函数将始终返回UNDEFINED。</div><table class="params"><thead><tr><th>Name</th><th>Type</th><th class="last">Description</th></tr></thead><tbody><tr><td class="name"><code>cartographic</code></td><td class="type"><span class="param-type"><a href="Cartographic.html">Cartographic</a></span></td><td class="description last">要计算其高度的地图。</td></tr><tr><td class="name"><code>scene</code></td><td class="type"><span class="param-type"><a href="Scene.html">Scene</a></span></td><td class="description last">正在进行可视化操作的场景。</td></tr></tbody></table><h5>Returns:</h5><div class="param-desc">地图的高度，如果找不到，则为未定义高度。</div><dl class="details"><h5>Example:</h5><pre><code class="language-javascript">const tileset = await Cesium.Cesium3DTileset.fromIonAssetId(124624234);
scene.primitives.add(tileset);

const height = tileset.getHeight(scene.camera.positionCartographic, scene);</code></pre></dl><div class="nameContainer"><h4 class="name" id="hasExtension"><a href="#hasExtension" class="doc-link"></a>hasExtension<span class="signature">(扩展名)</span>→<span class="type-signature returnType">布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L3437">engine/Source/Scene/Cesium3DTileset.js 3437</a></div></h4></div><div class="description"><code>true</code>如果切片集JSON文件以扩展名Used列出扩展名，则为，<code>false</code>。</div><table class="params"><thead><tr><th>Name</th><th>Type</th><th class="last">Description</th></tr></thead><tbody><tr><td class="name"><code>extensionName</code></td><td class="type"><span class="param-type">细绳</span></td><td class="description last">要检查的扩展名。</td></tr></tbody></table><h5>Returns:</h5><div class="param-desc"><code>true</code>如果切片集JSON文件以扩展名Used列出扩展名，则为，<code>false</code>.</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="isDestroyed"><a href="#isDestroyed" class="doc-link"></a>isDestroyed<span class="signature">()</span>→<span class="type-signature returnType">布尔型</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L3455">engine/Source/Scene/Cesium3DTileset.js 3455</a></div></h4></div><div class="description">如果此对象已销毁，则返回True；否则返回False。<br><br>如果此对象已销毁，则不应使用它；调用除<code>isDestroyed</code>将导致一个<a href="DeveloperError.html"><code>DeveloperError</code></a>例外。</div><h5>Returns:</h5><div class="param-desc"><code>true</code>如果此对象已销毁，则为<code>false</code>.</div><dl class="details"><h5>See:</h5><ul class="see-list"><li><a href="Cesium3DTileset.html#destroy">Cesium3DTileset#destroy</a></li></ul></dl><div class="nameContainer"><h4 class="name" id="makeStyleDirty"><a href="#makeStyleDirty" class="doc-link"></a>makeStyleDirty<span class="signature">()</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L2168">engine/Source/Scene/Cesium3DTileset.js 2168</a></div></h4></div><div class="description">标志着瓷砖的<a href="Cesium3DTileset.html#style"><code>Cesium3DTileset#style</code></a>因为肮脏，这迫使所有人
用于在下一帧中重新评估样式的功能，每个功能都可见。</div><dl class="details"></dl><div class="nameContainer"><h4 class="name" id="trimLoadedTiles"><a href="#trimLoadedTiles" class="doc-link"></a>trimLoadedTiles<span class="signature">()</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L3143">engine/Source/Scene/Cesium3DTileset.js 3143</a></div></h4></div><div class="description">卸载上一帧中未选择的所有平铺。这可以用来
显式管理切片缓存并减少以下加载的切片总数<a href="Cesium3DTileset.html#cacheBytes"><code>Cesium3DTileset#cacheBytes</code></a>。<p>切片卸载将在下一帧进行，以保留所有WebGL删除调用
在渲染循环内。</p></div><dl class="details"></dl><h3 class="subsection-title">Type Definitions</h3><div class="nameContainer"><h4 class="name" id=".ConstructorOptions"><a href="#.ConstructorOptions" class="doc-link"></a>Cesium.Cesium3DTileset.ConstructorOptions<div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L64">engine/Source/Scene/Cesium3DTileset.js 64</a></div></h4></div><div class="description">Cesium3DTileset构造函数的初始化选项</div><dl class="details"><h5 class="subsection-title">Properties:</h5><table class="props"><thead><tr><th>Name</th><th>Type</th><th>Attributes</th><th>Default</th><th class="last">Description</th></tr></thead><tbody><tr><td class="name"><code>show</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">确定是否显示平铺集。</td></tr><tr><td class="name"><code>modelMatrix</code></td><td class="type"><span class="param-type"><a href="Matrix4.html">Matrix4</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">Matrix4.IDENTITY</td><td class="description last">一个4x4转换矩阵，用于转换磁贴集的根块。</td></tr><tr><td class="name"><code>modelUpAxis</code></td><td class="type"><span class="param-type"><a href="global.html#Axis">Axis</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">Axis.Y</td><td class="description last">当加载平铺内容的模型时，哪个轴被考虑为向上。</td></tr><tr><td class="name"><code>modelForwardAxis</code></td><td class="type"><span class="param-type"><a href="global.html#Axis">Axis</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">Axis.X</td><td class="description last">加载平铺内容的模型时，哪个轴被认为是向前的。</td></tr><tr><td class="name"><code>shadows</code></td><td class="type"><span class="param-type"><a href="global.html#ShadowMode">ShadowMode</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">ShadowMode.ENABLED</td><td class="description last">确定平铺集是投射还是接收来自光源的阴影。</td></tr><tr><td class="name"><code>maximumScreenSpaceError</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">16</td><td class="description last">用于驱动细节级别细化的最大屏幕空间误差。</td></tr><tr><td class="name"><code>cacheBytes</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">536870912</td><td class="description last">如果缓存包含当前视图不需要的切片，则切片缓存将被修剪到的大小(以字节为单位)。</td></tr><tr><td class="name"><code>maximumCacheOverflowBytes</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">536870912</td><td class="description last">允许缓存净空的最大附加内存(以字节为单位)，如果大于<a href="Cesium3DTileset.html#cacheBytes"><code>Cesium3DTileset#cacheBytes</code></a>是当前视图所需的。</td></tr><tr><td class="name"><code>cullWithChildrenBounds</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">优化选项。是否使用其子边界体积的并集来剔除瓷砖。</td></tr><tr><td class="name"><code>cullRequestsWhileMoving</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">优化选项。不要要求瓷砖，因为他们回来时，可能会因为相机的移动而不使用。此优化仅适用于固定平铺集。</td></tr><tr><td class="name"><code>cullRequestsWhileMovingMultiplier</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">60.0</td><td class="description last">优化选项。在移动时剔除请求时使用的乘数。更大的是更激进的扑杀，更小的是不那么激进的扑杀。</td></tr><tr><td class="name"><code>preloadWhenHidden</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">在以下情况下预加载分片<code>tileset.show</code>是<code>false</code>。加载平铺，就像平铺集可见但不渲染它们一样。</td></tr><tr><td class="name"><code>preloadFlightDestinations</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">优化选项。在相机飞行时，在相机的飞行目的地预加载瓷砖。</td></tr><tr><td class="name"><code>preferLeaves</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">优化选项。最好先装上树叶。</td></tr><tr><td class="name"><code>dynamicScreenSpaceError</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">优化选项。对于街道级别的地平线视图，请使用远离摄影机的较低分辨率的平铺。这减少了加载的数据量，改善了平铺集加载时间，并在距离较远的情况下视觉质量略有下降。</td></tr><tr><td class="name"><code>dynamicScreenSpaceErrorDensity</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">2.0e-4</td><td class="description last">类似于<a href="Fog.html#density"><code>Fog#density</code></a>，此选项控制摄像机距离，<a href="Cesium3DTileset.html#dynamicScreenSpaceError"><code>Cesium3DTileset#dynamicScreenSpaceError</code></a>最优化适用。较大的值将导致更靠近摄影机的瓷砖受到影响。</td></tr><tr><td class="name"><code>dynamicScreenSpaceErrorFactor</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">24.0</td><td class="description last">一个参数，它控制<a href="Cesium3DTileset.html#dynamicScreenSpaceError"><code>Cesium3DTileset#dynamicScreenSpaceError</code></a>对地平线上的瓷砖进行优化。较大的值会导致加载较低分辨率的平铺，从而在略微降低视觉质量的情况下提高运行时性能。</td></tr><tr><td class="name"><code>dynamicScreenSpaceErrorHeightFalloff</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">0.25</td><td class="description last">瓷砖高度的比率，它决定了在哪里可以看到与街道一样高的摄影机视图。当相机低于此高度时，<a href="Cesium3DTileset.html#dynamicScreenSpaceError"><code>Cesium3DTileset#dynamicScreenSpaceError</code></a>优化将具有最大的效果，并且它将滚动到该值之上。</td></tr><tr><td class="name"><code>progressiveResolutionHeightFraction</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">0.3</td><td class="description last">优化选项。如果介于(0.0，0.5]之间，则平铺等于或高于降低的屏幕分辨率的屏幕空间错误<code>progressiveResolutionHeightFraction*screenHeight</code>将首先确定优先级。这可以帮助在继续加载全分辨率瓷砖的同时快速获得瓷砖层。</td></tr><tr><td class="name"><code>foveatedScreenSpaceError</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">优化选项。通过暂时提高屏幕边缘的磁贴的屏幕空间错误，确定在屏幕中心加载磁贴的优先级。屏幕空间错误在屏幕中心的所有平铺块由<a href="Cesium3DTileset.html#foveatedConeSize"><code>Cesium3DTileset#foveatedConeSize</code></a>都装上了子弹。</td></tr><tr><td class="name"><code>foveatedConeSize</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">0.1</td><td class="description last">优化选项。在下列情况下使用<a href="Cesium3DTileset.html#foveatedScreenSpaceError"><code>Cesium3DTileset#foveatedScreenSpaceError</code></a>为True，则控制决定延迟哪些平铺的圆锥体大小。位于此圆锥体内的瓷砖会立即加载。圆锥体外的平铺可能会根据它们在圆锥体外的距离和屏幕空间误差而被推迟。这由以下人员控制<a href="Cesium3DTileset.html#foveatedInterpolationCallback"><code>Cesium3DTileset#foveatedInterpolationCallback</code></a>和<a href="Cesium3DTileset.html#foveatedMinimumScreenSpaceErrorRelaxation"><code>Cesium3DTileset#foveatedMinimumScreenSpaceErrorRelaxation</code></a>。将其设置为0.0意味着圆锥体将是由摄影机位置及其查看方向形成的线。将该值设置为1.0意味着圆锥体包围摄影机的整个视野，从而禁用效果。</td></tr><tr><td class="name"><code>foveatedMinimumScreenSpaceErrorRelaxation</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">0.0</td><td class="description last">优化选项。在下列情况下使用<a href="Cesium3DTileset.html#foveatedScreenSpaceError"><code>Cesium3DTileset#foveatedScreenSpaceError</code></a>为True以控制凹面锥体外的瓷砖的起始屏幕空间误差松弛。屏幕空间错误将从切片集值开始引发，最大值为<a href="Cesium3DTileset.html#maximumScreenSpaceError"><code>Cesium3DTileset#maximumScreenSpaceError</code></a>根据提供的<a href="Cesium3DTileset.html#foveatedInterpolationCallback"><code>Cesium3DTileset#foveatedInterpolationCallback</code></a>。</td></tr><tr><td class="name"><code>foveatedInterpolationCallback</code></td><td class="type"><span class="param-type"><a href="Cesium3DTileset.html#.foveatedInterpolationCallback">Cesium3DTileset.foveatedInterpolationCallback</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">Math.lerp</td><td class="description last">优化选项。在下列情况下使用<a href="Cesium3DTileset.html#foveatedScreenSpaceError"><code>Cesium3DTileset#foveatedScreenSpaceError</code></a>为True，则控制凹陷圆锥体外的平铺的屏幕空间误差增加多少，在<a href="Cesium3DTileset.html#foveatedMinimumScreenSpaceErrorRelaxation"><code>Cesium3DTileset#foveatedMinimumScreenSpaceErrorRelaxation</code></a>和<a href="Cesium3DTileset.html#maximumScreenSpaceError"><code>Cesium3DTileset#maximumScreenSpaceError</code></a></td></tr><tr><td class="name"><code>foveatedTimeDelay</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">0.2</td><td class="description last">优化选项。在下列情况下使用<a href="Cesium3DTileset.html#foveatedScreenSpaceError"><code>Cesium3DTileset#foveatedScreenSpaceError</code></a>为True，则控制相机停止移动后在延迟的磁贴开始加载之前等待多长时间(以秒为单位)。该时间延迟防止在摄像机移动时请求围绕屏幕边缘的平铺。将其设置为0.0将立即请求任何给定视图中的所有平铺。</td></tr><tr><td class="name"><code>skipLevelOfDetail</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">优化选项。确定在遍历过程中是否应应用细节级别跳过。</td></tr><tr><td class="name"><code>baseScreenSpaceError</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">1024</td><td class="description last">什么时候<code>skipLevelOfDetail</code>是<code>true</code>，在跳过细节级别之前必须达到的屏幕空间错误。</td></tr><tr><td class="name"><code>skipScreenSpaceErrorFactor</code></td><td class="type"><span class="param-type">数</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">16</td><td class="description last">什么时候<code>skipLevelOfDetail</code>是<code>true</code>，一个定义要跳过的最小屏幕空间误差的乘数。与…连用<code>skipLevels</code>以确定要加载哪些瓦片。</td></tr><tr><td class="name"><code>skipLevels</code></td><td class="type"><span class="param-type">number</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">1</td><td class="description last">当<code>skipLevelOfDetail</code>是<code>true</code>一个常量，定义了加载图块时要跳过的最小级别数。当它为0时，不跳过任何级别。结合使用<code>skipScreenSpaceErrorFactor</code>以确定要加载哪些瓦片。</td></tr><tr><td class="name"><code>immediatelyLoadDesiredLevelOfDetail</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">当<code>skipLevelOfDetail</code>是<code>true</code>，将只下载满足最大屏幕空间错误的磁贴。忽略跳过因素，只加载所需的图块。</td></tr><tr><td class="name"><code>loadSiblings</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">当<code>skipLevelOfDetail</code>是<code>true</code>确定在遍历期间是否总是下载可见图块的兄弟图块。</td></tr><tr><td class="name"><code>clippingPlanes</code></td><td class="type"><span class="param-type"><a href="ClippingPlaneCollection.html">ClippingPlaneCollection</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default"></td><td class="description last">的<a href="ClippingPlaneCollection.html"><code>ClippingPlaneCollection</code></a>用于选择性地禁用渲染平铺。</td></tr><tr><td class="name"><code>classificationType</code></td><td class="type"><span class="param-type"><a href="global.html#ClassificationType">ClassificationType</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default"></td><td class="description last">确定是否地形，三维瓷砖或两者都将被分类，由这个瓷砖。看到<a href="Cesium3DTileset.html#classificationType"><code>Cesium3DTileset#classificationType</code></a>有关限制和限制的详细信息。</td></tr><tr><td class="name"><code>ellipsoid</code></td><td class="type"><span class="param-type"><a href="Ellipsoid.html">Ellipsoid</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">Ellipsoid.WGS84</td><td class="description last">决定地球大小和形状的椭圆体。</td></tr><tr><td class="name"><code>pointCloudShading</code></td><td class="type"><span class="param-type">对象</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default"></td><td class="description last">构建一个<a href="PointCloudShading.html"><code>PointCloudShading</code></a>对象来控制基于几何误差和照明的点衰减。</td></tr><tr><td class="name"><code>lightColor</code></td><td class="type"><span class="param-type"><a href="Cartesian3.html">Cartesian3</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default"></td><td class="description last">着色模型时的浅色。当<code>undefined</code>则使用场景的浅色。</td></tr><tr><td class="name"><code>imageBasedLighting</code></td><td class="type"><span class="param-type"><a href="ImageBasedLighting.html">ImageBasedLighting</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default"></td><td class="description last">用于管理此平铺的基于图像的照明的属性。</td></tr><tr><td class="name"><code>backFaceCulling</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">是否剔除背面几何体。如果为true，则背面剔除由glTF材质的doubleSided属性决定;如果为false，则禁用背面剔除。</td></tr><tr><td class="name"><code>enableShowOutline</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">属性为模型启用大纲<a href="https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Vendor/CESIUM_primitive_outline">CESIUM_primitive_outline</a>扩展名.可以将其设置为false，以避免在加载时对几何体进行额外处理。如果为false，则忽略showOutlines和outlineColor选项。</td></tr><tr><td class="name"><code>showOutline</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">属性显示模型的大纲<a href="https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Vendor/CESIUM_primitive_outline">CESIUM_primitive_outline</a>扩展名.如果为true，则显示轮廓。如果为false，则不显示轮廓。</td></tr><tr><td class="name"><code>outlineColor</code></td><td class="type"><span class="param-type"><a href="Color.html">Color</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">Color.BLACK</td><td class="description last">呈现轮廓时使用的颜色。</td></tr><tr><td class="name"><code>vectorClassificationOnly</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">指示仅应使用平铺的矢量平铺进行分类。</td></tr><tr><td class="name"><code>vectorKeepDecodedPositions</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">矢量图块是否应在内存中保留解码位置。这是用来与<code>Cesium3DTileFeature.getPolylinePositions</code>.</td></tr><tr><td class="name"><code>featureIdLabel</code></td><td class="type"><span class="param-type">字符串</span>|<span class="param-type">number</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">"featureId_0"</td><td class="description last">用于拾取和样式设置的特征ID集的标签。对于EXT_mesh_features，这是特征ID的标签属性，或者在未指定时为“featureId_N”（其中N是featureIds数组中的索引）。EXT_feature_metadata没有标签字段，因此此类特征ID集始终标记为“featureId_N”，其中N是所有特征ID列表中的索引，其中特征ID属性列在特征ID纹理之前。如果featureIdLabel是整数N，则会自动转换为字符串“featureId_N”。如果每基本体和每实例特征ID都存在，则实例特征ID优先。</td></tr><tr><td class="name"><code>instanceFeatureIdLabel</code></td><td class="type"><span class="param-type">字符串</span>|<span class="param-type">number</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">"instanceFeatureId_0"</td><td class="description last">用于拾取和设置样式的实例要素ID集的标签。如果instanceUniformureIdLabel设置为整数N，则会自动转换为字符串“instanceUniformureId_N”。如果每基本体和每实例特征ID都存在，则实例特征ID优先。</td></tr><tr><td class="name"><code>showCreditsOnScreen</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">是否在屏幕上显示此字幕的制作人名单。</td></tr><tr><td class="name"><code>splitDirection</code></td><td class="type"><span class="param-type"><a href="global.html#SplitDirection">SplitDirection</a></span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">SplitDirection.NONE</td><td class="description last">的<a href="global.html#SplitDirection"><code>SplitDirection</code></a>拆分以应用于此倾斜。</td></tr><tr><td class="name"><code>enableCollision</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">当<code>true</code>，为相机或CPU拾取启用冲突。虽然这是<code>true</code>将防止摄像机进入倾斜表面以下，<a href="ScreenSpaceCameraController.html#enableCollisionDetection"><code>ScreenSpaceCameraController#enableCollisionDetection</code></a>是真的</td></tr><tr><td class="name"><code>disableCollision</code></td><td class="type"><span class="param-type">布尔</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">true</td><td class="description last">是否关闭摄影机碰撞或拾取的碰撞。虽然这是<code>true</code>摄像机将被允许进入倾斜面或倾斜面以下，<a href="ScreenSpaceCameraController.html#enableCollisionDetection"><code>ScreenSpaceCameraController#enableCollisionDetection</code></a>是真的。已弃用。</td></tr><tr><td class="name"><code>projectTo2D</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">是否将磁贴集准确投影到2D。如果这是真的，平铺集将被准确投影到2D，但它将使用更多内存来执行此操作。如果为False，则平铺集将使用较少的内存，并且仍将以2D/CV模式进行渲染，但其投影位置可能不准确。不能在创建分块集后设置此选项。</td></tr><tr><td class="name"><code>enablePick</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">是否允许冲突和CPU拾取<code>pick</code>使用WebGL 1时。如果使用WebGL 2或更高版本，此选项将被忽略。如果使用WebGL 1并且这是真的，<code>pick</code>操作将正常工作，但将使用更多内存来执行此操作。如果使用WebGL 1运行并且为假，则模型将使用较少的内存，但是<code>pick</code>永远都会回来<code>undefined</code>。无法在加载磁贴集后设置此选项。</td></tr><tr><td class="name"><code>debugHeatmapTilePropertyName</code></td><td class="type"><span class="param-type">细绳</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default"></td><td class="description last">要着色为热图的平铺变量。所有渲染的瓷砖都将相对于彼此指定的变量值进行着色。</td></tr><tr><td class="name"><code>debugFreezeFrame</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。确定是否应仅使用上一帧中的平铺进行渲染。</td></tr><tr><td class="name"><code>debugColorizeTiles</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。如果为True，则为每个拼贴指定随机颜色。</td></tr><tr><td class="name"><code>enableDebugWireframe</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。只有这样，调试线框才能在WebGL1中工作。不能在创建分块集后设置此选项。</td></tr><tr><td class="name"><code>debugWireframe</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。如果为True，则将每个瓷砖的内容渲染为线框。</td></tr><tr><td class="name"><code>debugShowBoundingVolume</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。如果为True，则渲染每个平铺的边界体积。</td></tr><tr><td class="name"><code>debugShowContentBoundingVolume</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。如果为True，则渲染每个瓷砖内容的边界体积。</td></tr><tr><td class="name"><code>debugShowViewerRequestVolume</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。如果为True，则呈现每个平铺的查看器请求音量。</td></tr><tr><td class="name"><code>debugShowGeometricError</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。如果为True，则绘制标签以指示每个平铺的几何误差。</td></tr><tr><td class="name"><code>debugShowRenderingStatistics</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。为True时，绘制标签以指示每个平铺的命令、点、三角形和要素的数量。</td></tr><tr><td class="name"><code>debugShowMemoryUsage</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。为True时，绘制标签以指示每个平铺使用的纹理和几何图形内存(MB)。</td></tr><tr><td class="name"><code>debugShowUrl</code></td><td class="type"><span class="param-type">布尔型</span></td><td class="attributes">&lt;optional&gt;<br></td><td class="default">false</td><td class="description last">仅用于调试。如果为True，则绘制标签以指示每个磁贴的URL。</td></tr></tbody></table></dl><div class="nameContainer"><h4 class="name" id=".foveatedInterpolationCallback"><a href="#.foveatedInterpolationCallback" class="doc-link"></a>Cesium.Cesium3DTileset.foveatedInterpolationCallback<span class="signature">(P、Q、时间)</span>→<span class="type-signature returnType">数</span><div class="source-link rightLinks"><a href="https://github.com/CesiumGS/cesium/blob/1.114/packages/engine/Source/Scene/Cesium3DTileset.js#L3701">engine/Source/Scene/Cesium3DTileset.js 3701</a></div></h4></div><div class="description">优化选项。在以下情况下用作回调<a href="Cesium3DTileset.html#foveatedScreenSpaceError"><code>Cesium3DTileset#foveatedScreenSpaceError</code></a>控制凹陷圆锥体外的瓷砖的屏幕空间误差增加多少，
在以下之间进行内插<a href="Cesium3DTileset.html#foveatedMinimumScreenSpaceErrorRelaxation"><code>Cesium3DTileset#foveatedMinimumScreenSpaceErrorRelaxation</code></a>和<a href="Cesium3DTileset.html#maximumScreenSpaceError"><code>Cesium3DTileset#maximumScreenSpaceError</code></a>。</div><table class="params"><thead><tr><th>Name</th><th>Type</th><th class="last">Description</th></tr></thead><tbody><tr><td class="name"><code>p</code></td><td class="type"><span class="param-type">数</span></td><td class="description last">要插补的起始值。</td></tr><tr><td class="name"><code>q</code></td><td class="type"><span class="param-type">数</span></td><td class="description last">要插补的终值。</td></tr><tr><td class="name"><code>time</code></td><td class="type"><span class="param-type">数</span></td><td class="description last">插补时间一般在范围内<code>[0.0, 1.0]</code>。</td></tr></tbody></table><h5>Returns:</h5><div class="param-desc">插值值。</div><dl class="details"><span class="details-header">默认值：</span><code class="language-javascript">Math.lerp</code></dl></article></section><div class="help">需要帮忙吗？获得答案的最快方法是从社区和团队那里获得答案<a href="https://community.cesium.com/">Cesium Forum</a>.</div><footer>文档生成者<a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a></footer></div><div class="nav"><div class="menu"><input type="text" class="classFilter" id="ClassFilter" placeholder="Search"><div id="ClassList"><h5>packages/engine</h5><ul><li data-name="环球"><a href="global.html#%25E7%258E%25AF%25E7%2590%2583">环球</a></li><li data-name="Appearance"><a href="Appearance.html">Appearance</a></li><li data-name="ArcGisBaseMapType"><a href="global.html#ArcGisBaseMapType">ArcGisBaseMapType</a></li><li data-name="ArcGisMapServerImageryProvider"><a href="ArcGisMapServerImageryProvider.html">ArcGisMapServerImageryProvider</a></li><li data-name="ArcGisMapService"><a href="ArcGisMapService.html">ArcGisMapService</a></li><li data-name="ArcGISTiledElevationTerrainProvider"><a href="ArcGISTiledElevationTerrainProvider.html">ArcGISTiledElevationTerrainProvider</a></li><li data-name="ArcType"><a href="global.html#ArcType">ArcType</a></li><li data-name="AssociativeArray"><a href="AssociativeArray.html">AssociativeArray</a></li><li data-name="Atmosphere"><a href="Atmosphere.html">Atmosphere</a></li><li data-name="atmosphereBrightnessShift"><a href="global.html#atmosphereBrightnessShift">atmosphereBrightnessShift</a></li><li data-name="atmosphereHueShift"><a href="global.html#atmosphereHueShift">atmosphereHueShift</a></li><li data-name="atmosphereLightIntensity"><a href="global.html#atmosphereLightIntensity">atmosphereLightIntensity</a></li><li data-name="atmosphereMieAnisotropy"><a href="global.html#atmosphereMieAnisotropy">atmosphereMieAnisotropy</a></li><li data-name="atmosphereMieCoefficient"><a href="global.html#atmosphereMieCoefficient">atmosphereMieCoefficient</a></li><li data-name="atmosphereMieScaleHeight"><a href="global.html#atmosphereMieScaleHeight">atmosphereMieScaleHeight</a></li><li data-name="atmosphereRayleighCoefficient"><a href="global.html#atmosphereRayleighCoefficient">atmosphereRayleighCoefficient</a></li><li data-name="atmosphereRayleighScaleHeight"><a href="global.html#atmosphereRayleighScaleHeight">atmosphereRayleighScaleHeight</a></li><li data-name="atmosphereSaturationShift"><a href="global.html#atmosphereSaturationShift">atmosphereSaturationShift</a></li><li data-name="Axis"><a href="global.html#Axis">Axis</a></li><li data-name="AxisAlignedBoundingBox"><a href="AxisAlignedBoundingBox.html">AxisAlignedBoundingBox</a></li><li data-name="backFaceCulling"><a href="global.html#backFaceCulling">backFaceCulling</a></li><li data-name="barycentricCoordinates"><a href="global.html#barycentricCoordinates">barycentricCoordinates</a></li><li data-name="Billboard"><a href="Billboard.html">Billboard</a></li><li data-name="BillboardCollection"><a href="BillboardCollection.html">BillboardCollection</a></li><li data-name="BillboardGraphics"><a href="BillboardGraphics.html">BillboardGraphics</a></li><li data-name="BillboardVisualizer"><a href="BillboardVisualizer.html">BillboardVisualizer</a></li><li data-name="binarySearch"><a href="global.html#binarySearch">binarySearch</a></li><li data-name="binarySearchComparator"><a href="global.html#binarySearchComparator">binarySearchComparator</a></li><li data-name="BingMapsGeocoderService"><a href="BingMapsGeocoderService.html">BingMapsGeocoderService</a></li><li data-name="BingMapsImageryProvider"><a href="BingMapsImageryProvider.html">BingMapsImageryProvider</a></li><li data-name="BingMapsStyle"><a href="global.html#BingMapsStyle">BingMapsStyle</a></li><li data-name="BlendEquation"><a href="global.html#BlendEquation">BlendEquation</a></li><li data-name="BlendFunction"><a href="global.html#BlendFunction">BlendFunction</a></li><li data-name="BlendingState"><a href="BlendingState.html">BlendingState</a></li><li data-name="BlendOption"><a href="global.html#BlendOption">BlendOption</a></li><li data-name="BoundingRectangle"><a href="BoundingRectangle.html">BoundingRectangle</a></li><li data-name="BoundingSphere"><a href="BoundingSphere.html">BoundingSphere</a></li><li data-name="BoxEmitter"><a href="BoxEmitter.html">BoxEmitter</a></li><li data-name="BoxGeometry"><a href="BoxGeometry.html">BoxGeometry</a></li><li data-name="BoxGeometryUpdater"><a href="BoxGeometryUpdater.html">BoxGeometryUpdater</a></li><li data-name="BoxGraphics"><a href="BoxGraphics.html">BoxGraphics</a></li><li data-name="BoxOutlineGeometry"><a href="BoxOutlineGeometry.html">BoxOutlineGeometry</a></li><li data-name="buildModuleUrl"><a href="global.html#buildModuleUrl">buildModuleUrl</a></li><li data-name="CallbackProperty"><a href="CallbackProperty.html">CallbackProperty</a></li><li data-name="Camera"><a href="Camera.html">Camera</a></li><li data-name="CameraEventAggregator"><a href="CameraEventAggregator.html">CameraEventAggregator</a></li><li data-name="CameraEventType"><a href="global.html#CameraEventType">CameraEventType</a></li><li data-name="Cartesian2"><a href="Cartesian2.html">Cartesian2</a></li><li data-name="Cartesian3"><a href="Cartesian3.html">Cartesian3</a></li><li data-name="Cartesian4"><a href="Cartesian4.html">Cartesian4</a></li><li data-name="Cartographic"><a href="Cartographic.html">Cartographic</a></li><li data-name="CartographicGeocoderService"><a href="CartographicGeocoderService.html">CartographicGeocoderService</a></li><li data-name="CatmullRomSpline"><a href="CatmullRomSpline.html">CatmullRomSpline</a></li><li data-name="Cesium3DTile"><a href="Cesium3DTile.html">Cesium3DTile</a></li><li data-name="Cesium3DTileColorBlendMode"><a href="global.html#Cesium3DTileColorBlendMode">Cesium3DTileColorBlendMode</a></li><li data-name="Cesium3DTileContent"><a href="Cesium3DTileContent.html">Cesium3DTileContent</a></li><li data-name="Cesium3DTileFeature"><a href="Cesium3DTileFeature.html">Cesium3DTileFeature</a></li><li data-name="Cesium3DTilePointFeature"><a href="Cesium3DTilePointFeature.html">Cesium3DTilePointFeature</a></li><li data-name="Cesium3DTileset"><a href="Cesium3DTileset.html">Cesium3DTileset</a></li><li data-name="Cesium3DTilesetGraphics"><a href="Cesium3DTilesetGraphics.html">Cesium3DTilesetGraphics</a></li><li data-name="Cesium3DTilesetVisualizer"><a href="Cesium3DTilesetVisualizer.html">Cesium3DTilesetVisualizer</a></li><li data-name="Cesium3DTileStyle"><a href="Cesium3DTileStyle.html">Cesium3DTileStyle</a></li><li data-name="Cesium3DTilesVoxelProvider"><a href="Cesium3DTilesVoxelProvider.html">Cesium3DTilesVoxelProvider</a></li><li data-name="CesiumTerrainProvider"><a href="CesiumTerrainProvider.html">CesiumTerrainProvider</a></li><li data-name="CesiumWidget"><a href="CesiumWidget.html">CesiumWidget</a></li><li data-name="CheckerboardMaterialProperty"><a href="CheckerboardMaterialProperty.html">CheckerboardMaterialProperty</a></li><li data-name="CircleEmitter"><a href="CircleEmitter.html">CircleEmitter</a></li><li data-name="CircleGeometry"><a href="CircleGeometry.html">CircleGeometry</a></li><li data-name="CircleOutlineGeometry"><a href="CircleOutlineGeometry.html">CircleOutlineGeometry</a></li><li data-name="ClassificationPrimitive"><a href="ClassificationPrimitive.html">ClassificationPrimitive</a></li><li data-name="ClassificationType"><a href="global.html#ClassificationType">ClassificationType</a></li><li data-name="ClippingPlane"><a href="ClippingPlane.html">ClippingPlane</a></li><li data-name="ClippingPlaneCollection"><a href="ClippingPlaneCollection.html">ClippingPlaneCollection</a></li><li data-name="Clock"><a href="Clock.html">Clock</a></li><li data-name="ClockRange"><a href="global.html#ClockRange">ClockRange</a></li><li data-name="ClockStep"><a href="global.html#ClockStep">ClockStep</a></li><li data-name="clone"><a href="global.html#clone">clone</a></li><li data-name="CloudCollection"><a href="CloudCollection.html">CloudCollection</a></li><li data-name="CloudType"><a href="global.html#CloudType">CloudType</a></li><li data-name="Color"><a href="Color.html">Color</a></li><li data-name="ColorBlendMode"><a href="global.html#ColorBlendMode">ColorBlendMode</a></li><li data-name="ColorGeometryInstanceAttribute"><a href="ColorGeometryInstanceAttribute.html">ColorGeometryInstanceAttribute</a></li><li data-name="ColorMaterialProperty"><a href="ColorMaterialProperty.html">ColorMaterialProperty</a></li><li data-name="combine"><a href="global.html#combine">combine</a></li><li data-name="ComponentDatatype"><a href="global.html#ComponentDatatype">ComponentDatatype</a></li><li data-name="CompositeEntityCollection"><a href="CompositeEntityCollection.html">CompositeEntityCollection</a></li><li data-name="CompositeMaterialProperty"><a href="CompositeMaterialProperty.html">CompositeMaterialProperty</a></li><li data-name="CompositePositionProperty"><a href="CompositePositionProperty.html">CompositePositionProperty</a></li><li data-name="CompositeProperty"><a href="CompositeProperty.html">CompositeProperty</a></li><li data-name="CompressedTextureBuffer"><a href="CompressedTextureBuffer.html">CompressedTextureBuffer</a></li><li data-name="ConditionsExpression"><a href="ConditionsExpression.html">ConditionsExpression</a></li><li data-name="ConeEmitter"><a href="ConeEmitter.html">ConeEmitter</a></li><li data-name="ConstantPositionProperty"><a href="ConstantPositionProperty.html">ConstantPositionProperty</a></li><li data-name="ConstantProperty"><a href="ConstantProperty.html">ConstantProperty</a></li><li data-name="ConstantSpline"><a href="ConstantSpline.html">ConstantSpline</a></li><li data-name="ContextOptions"><a href="global.html#ContextOptions">ContextOptions</a></li><li data-name="CoplanarPolygonGeometry"><a href="CoplanarPolygonGeometry.html">CoplanarPolygonGeometry</a></li><li data-name="CoplanarPolygonOutlineGeometry"><a href="CoplanarPolygonOutlineGeometry.html">CoplanarPolygonOutlineGeometry</a></li><li data-name="CornerType"><a href="global.html#CornerType">CornerType</a></li><li data-name="CorridorGeometry"><a href="CorridorGeometry.html">CorridorGeometry</a></li><li data-name="CorridorGeometryUpdater"><a href="CorridorGeometryUpdater.html">CorridorGeometryUpdater</a></li><li data-name="CorridorGraphics"><a href="CorridorGraphics.html">CorridorGraphics</a></li><li data-name="CorridorOutlineGeometry"><a href="CorridorOutlineGeometry.html">CorridorOutlineGeometry</a></li><li data-name="createElevationBandMaterial"><a href="global.html#createElevationBandMaterial">createElevationBandMaterial</a></li><li data-name="createElevationBandMaterialBand"><a href="global.html#createElevationBandMaterialBand">createElevationBandMaterialBand</a></li><li data-name="createElevationBandMaterialEntry"><a href="global.html#createElevationBandMaterialEntry">createElevationBandMaterialEntry</a></li><li data-name="createGooglePhotorealistic3DTileset"><a href="global.html#createGooglePhotorealistic3DTileset">createGooglePhotorealistic3DTileset</a></li><li data-name="createGuid"><a href="global.html#createGuid">createGuid</a></li><li data-name="createOsmBuildingsAsync"><a href="global.html#createOsmBuildingsAsync">createOsmBuildingsAsync</a></li><li data-name="createTangentSpaceDebugPrimitive"><a href="global.html#createTangentSpaceDebugPrimitive">createTangentSpaceDebugPrimitive</a></li><li data-name="createWorldBathymetryAsync"><a href="global.html#createWorldBathymetryAsync">createWorldBathymetryAsync</a></li><li data-name="createWorldImageryAsync"><a href="global.html#createWorldImageryAsync">createWorldImageryAsync</a></li><li data-name="createWorldTerrainAsync"><a href="global.html#createWorldTerrainAsync">createWorldTerrainAsync</a></li><li data-name="Credit"><a href="Credit.html">Credit</a></li><li data-name="CreditDisplay"><a href="CreditDisplay.html">CreditDisplay</a></li><li data-name="CubicRealPolynomial"><a href="CubicRealPolynomial.html">CubicRealPolynomial</a></li><li data-name="CullFace"><a href="global.html#CullFace">CullFace</a></li><li data-name="CullingVolume"><a href="CullingVolume.html">CullingVolume</a></li><li data-name="CumulusCloud"><a href="CumulusCloud.html">CumulusCloud</a></li><li data-name="CustomDataSource"><a href="CustomDataSource.html">CustomDataSource</a></li><li data-name="CustomHeightmapTerrainProvider"><a href="CustomHeightmapTerrainProvider.html">CustomHeightmapTerrainProvider</a></li><li data-name="CustomShader"><a href="CustomShader.html">CustomShader</a></li><li data-name="CustomShaderMode"><a href="global.html#CustomShaderMode">CustomShaderMode</a></li><li data-name="CustomShaderTranslucencyMode"><a 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